APOLLO Micro SFX-G ATX 200W replacement for E-machine, HP, Compaq, Gateway. Replace your Gateway, E-machine, or HP Power Supply unit with this replacement power supply from Athena Power. Featuring 200W of power, this Micro ATX PSU features a 20pin ATX connector along with HP Video Power support. AP-MP4ATX20B 200 Watt Power Supply Replacement for Astec ATX92-3405, ATX93-3405, ATX90-3405, Athena MP4ATX20, AP-MP4ATX20, Bestec ATX-100-6, Com. 20 pin mATX / ATX12V Micro ATX Supply. w/ HP Video Support - 200W MP4ATX20/B.